Oklahoma running back Leo Luna (35) runs for the first down after receiving a pass from quarterback Cody Thomas (14) during the annual Oklahoma Spring Football game in Norman, Okla. on Saturday, April 12, 2014. (AP Photo/Alonzo Adams)

Oklahoma quarterback Justice Hansen (4) hands off a pass to running back Leo Luna (35) during the second half of the annual Oklahoma Spring Football game in Norman, Okla. on Saturday, April 12, 2014. (AP Photo/Alonzo Adams)

Oklahoma quarterback Baker Mayfield (6) checks on Dimitri Flowers (36) who was hurt in the fourth quarter of the annual NCAA college spring football game in Norman, Okla., Saturday, April 12, 2014. (AP Photo/Alonzo Adams)

Oklahoma quarterback Justice Hansen (4) and running back Daniel Brooks fumble a ball during the second half of a spring NCAA college football game in Norman, Okla. on Saturday, April 12, 2014. (AP Photo/Alonzo Adams)

Kansas City Royals center fielder Lorenzo Cain catches a fly to center by Minnesota Twins' Brian Dozier during the sixth inning of a baseball game in Minneapolis, Saturday, April 12, 2014. The Twins won 7-1.(AP Photo/Ann Heisenfelt)

Kansas City Royals pitcher James Shields delivers to the Minnesota Twins during the third inning of a baseball game in Minneapolis, Saturday, April 12, 2014. The Twins won 7-1. (AP Photo/Ann Heisenfelt)

Minnesota Twins's Joe Mauer hits a single off Kansas City Royals pitcher James Shields during the fourth inning of a baseball game in Minneapolis, Saturday, April 12, 2014. The Twins won 7-1. (AP Photo/Ann Heisenfelt)

Minnesota Twins pitcher Ricky Nolasco delivers to the Kansas City Royals during the third inning of a baseball game in Minneapolis, Saturday, April 12, 2014. The Twins won 7-1. (AP Photo/Ann Heisenfelt)

Minnesota Twins' Joe Mauer, right, is congratulated by third base coach Joe Vavra (46) as he rounds third after hitting a 3-run home run off Kansas City Royals pitcher James Shields during the second inning of a baseball game in Minneapolis, Saturday, April 12, 2014. The Twins won 7-1. (AP Photo/Ann Heisenfelt)

Minnesota Twins first baseman Joe Mauer (7) swings for a 3-run home run off Kansas City Royals pitcher James Shields during the second inning of a baseball game in Minneapolis, Saturday, April 12, 2014. At right is Royals catcher Salvador Perez. The Twins won 7-1.(AP Photo/Ann Heisenfelt)